Extrusion



FIG. 1 is a top right perspective view of an extrusion of the present invention;

FIG. 2 is a first top view of the extrusion;

FIG. 3 is a second top view of the extrusion;

FIG. 4 is a left view of the extrusion;

FIG. 5 is a front view of the extrusion;

FIG. 6 is a right view of the extrusion; and,

FIG. 7 is a back view of the extrusion.

The extrusion is shown with a symbolic break in its length. The appearance of any portion of the extrusion between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for an extrusion, as shown and described. 